<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<script>
	var now = new Date();
	console.log(now);
	console.log(Date());
	
	// GMT  格里尼治标准时间
	// UTC  世界协调时间
</script>
</body>
</html>